/*
* Copyright (C) 2012 ARM Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ASM_SIGNAL32_H
#define __ASM_SIGNAL32_H

#ifdef __KERNEL__
#ifdef CONFIG_COMPAT
#include <linux/compat.h>

#define AARCH32_KERN_SIGRET_CODE_OFFSET 0x500

extern const compat_ulong_t aarch32_sigret_code[6];

int compat_setup_frame(int usig, struct k_sigaction *ka, sigset_t *set,
struct pt_regs *regs);
int compat_setup_rt_frame(int usig, struct k_sigaction *ka, siginfo_t *info,
sigset_t *set, struct pt_regs *regs);

void compat_setup_restart_syscall(struct pt_regs *regs);
#else

static inline int compat_setup_frame(int usid, struct k_sigaction *ka,
sigset_t *set, struct pt_regs *regs)
{
return -ENOSYS;
}

static inline int compat_setup_rt_frame(int usig, struct k_sigaction *ka,
siginfo_t *info, sigset_t *set,
struct pt_regs *regs)
{
return -ENOSYS;
}

static inline void compat_setup_restart_syscall(struct pt_regs *regs)
{
}
#endif /* CONFIG_COMPAT */
#endif /* __KERNEL__ */
#endif /* __ASM_SIGNAL32_H */